{"id":"CVE-2025-37867","state":"PUBLISHED","title":"RDMA/core: Silence oversized kvmalloc() warning","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Silence oversized kvmalloc() warning\n\nsyzkaller triggered an oversized kvmalloc() warning.\nSilence it by adding __GFP_NOWARN.\n\nsyzkaller log:\n WARNING: CPU: 7 PID: 518 at mm/util.c:665 __kvmalloc_node_noprof+0x175/0x180\n CPU: 7 UID: 0 PID: 518 Comm: c_repro Not tainted 6.11.0-rc6+ #6\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\n RIP: 0010:__kvmalloc_node_noprof+0x175/0x180\n RSP: 0018:ffffc90001e67c10 EFLAGS: 00010246\n RAX: 0000000000000100 RBX: 0000000000000400 RCX: ffffffff8149d46b\n RDX: 0000000000000000 RSI: ffff8881030fae80 RDI: 0000000000000002\n RBP: 000000712c800000 R08: 0000000000000100 R09: 0000000000000000\n R10: ffffc90001e67c10 R11: 0030ae0601000000 R12: 0000000000000000\n R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000\n FS:  00007fde79159740(0000) GS:ffff88813bdc0000(0000) knlGS:0000000000000000\n CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 0000000020000180 CR3: 0000000105eb4005 CR4: 00000000003706b0\n DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n Call Trace:\n  <TASK>\n  ib_umem_odp_get+0x1f6/0x390\n  mlx5_ib_reg_user_mr+0x1e8/0x450\n  ib_uverbs_reg_mr+0x28b/0x440\n  ib_uverbs_write+0x7d3/0xa30\n  vfs_write+0x1ac/0x6c0\n  ksys_write+0x134/0x170\n  ? __sanitizer_cov_trace_pc+0x1c/0x50\n  do_syscall_64+0x50/0x110\n  entry_SYSCALL_64_after_hwframe+0x76/0x7e","publishedAt":"2025-05-09T06:43:56.749Z","updatedAt":"2026-05-11T21:16:38.667Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"791daf8240cedf27af8794038ae1d32ef643bce6","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"6c588e9afbab240c921f936cb676dac72e2e2b66","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"ae470d06320dea4002d441784d691f0a26b4322d","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"0d81bb58a203ad5f4044dc18cfbc230c194f650a","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"f476eba25fdf70faa7b19a3e0fb00e65c5b53106","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"9a0e6f15029e1a8a21e40f06fd05aa52b7f063de","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/umem_odp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.4","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.135","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.88","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.25","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.4","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/umem_odp.c"]}],"references":["https://git.kernel.org/stable/c/f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1","https://git.kernel.org/stable/c/791daf8240cedf27af8794038ae1d32ef643bce6","https://git.kernel.org/stable/c/6c588e9afbab240c921f936cb676dac72e2e2b66","https://git.kernel.org/stable/c/ae470d06320dea4002d441784d691f0a26b4322d","https://git.kernel.org/stable/c/0d81bb58a203ad5f4044dc18cfbc230c194f650a","https://git.kernel.org/stable/c/f476eba25fdf70faa7b19a3e0fb00e65c5b53106","https://git.kernel.org/stable/c/9a0e6f15029e1a8a21e40f06fd05aa52b7f063de","https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html","https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/37xxx/CVE-2025-37867.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37867","state":"PUBLISHED","datePublished":"2025-05-09T06:43:56.749Z","dateUpdated":"2026-05-11T21:16:38.667Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.959Z"},"containers":{"cna":{"title":"RDMA/core: Silence oversized kvmalloc() warning","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/core: Silence oversized kvmalloc() warning\n\nsyzkaller triggered an oversized kvmalloc() warning.\nSilence it by adding __GFP_NOWARN.\n\nsyzkaller log:\n WARNING: CPU: 7 PID: 518 at mm/util.c:665 __kvmalloc_node_noprof+0x175/0x180\n CPU: 7 UID: 0 PID: 518 Comm: c_repro Not tainted 6.11.0-rc6+ #6\n Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\n RIP: 0010:__kvmalloc_node_noprof+0x175/0x180\n RSP: 0018:ffffc90001e67c10 EFLAGS: 00010246\n RAX: 0000000000000100 RBX: 0000000000000400 RCX: ffffffff8149d46b\n RDX: 0000000000000000 RSI: ffff8881030fae80 RDI: 0000000000000002\n RBP: 000000712c800000 R08: 0000000000000100 R09: 0000000000000000\n R10: ffffc90001e67c10 R11: 0030ae0601000000 R12: 0000000000000000\n R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000\n FS:  00007fde79159740(0000) GS:ffff88813bdc0000(0000) knlGS:0000000000000000\n CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 0000000020000180 CR3: 0000000105eb4005 CR4: 00000000003706b0\n DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n Call Trace:\n  <TASK>\n  ib_umem_odp_get+0x1f6/0x390\n  mlx5_ib_reg_user_mr+0x1e8/0x450\n  ib_uverbs_reg_mr+0x28b/0x440\n  ib_uverbs_write+0x7d3/0xa30\n  vfs_write+0x1ac/0x6c0\n  ksys_write+0x134/0x170\n  ? __sanitizer_cov_trace_pc+0x1c/0x50\n  do_syscall_64+0x50/0x110\n  entry_SYSCALL_64_after_hwframe+0x76/0x7e"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"791daf8240cedf27af8794038ae1d32ef643bce6","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"6c588e9afbab240c921f936cb676dac72e2e2b66","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"ae470d06320dea4002d441784d691f0a26b4322d","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"0d81bb58a203ad5f4044dc18cfbc230c194f650a","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"f476eba25fdf70faa7b19a3e0fb00e65c5b53106","versionType":"git"},{"version":"37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e","status":"affected","lessThan":"9a0e6f15029e1a8a21e40f06fd05aa52b7f063de","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/umem_odp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.4","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.135","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.88","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.25","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.14.4","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/core/umem_odp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1"},{"url":"https://git.kernel.org/stable/c/791daf8240cedf27af8794038ae1d32ef643bce6"},{"url":"https://git.kernel.org/stable/c/6c588e9afbab240c921f936cb676dac72e2e2b66"},{"url":"https://git.kernel.org/stable/c/ae470d06320dea4002d441784d691f0a26b4322d"},{"url":"https://git.kernel.org/stable/c/0d81bb58a203ad5f4044dc18cfbc230c194f650a"},{"url":"https://git.kernel.org/stable/c/f476eba25fdf70faa7b19a3e0fb00e65c5b53106"},{"url":"https://git.kernel.org/stable/c/9a0e6f15029e1a8a21e40f06fd05aa52b7f063de"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:16:38.667Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1.135"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.6.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.12.25"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.14.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.15"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T19:56:45.599Z"}}]}}}